| All Patents in class 29/76.3 |
Patents 1 -
15
of 16
      |
| Number | Date | Patentee | Title | Type |
| 559,166 | Apr. 28, 1896 | G.H. Derby | Finishing-machine | sanding machines |
| 893,186 | Jul. 14, 1908 | J.T. Moar | Filing Machine | filing machines |
| 1,836,741 | Dec. 15, 1931 | W. Anderson | Filing Machine | filing machines |
| 1,891,742 | Dec. 20, 1932 | W. Anderson | Filing Machine | filing machines |
| 1,949,742 | Mar. 06, 1934 | T. Grob, B. Grob | Filing Machine | filing machines |
| 1,958,477 | May 15, 1934 | T. Grob, B. Grob | Filing Machine | filing machines |
| RE19,999 | Jun. 09, 1936 | T. Grob, B. Grob | Filing Machine | filing machines |
| 2,180,078 | Nov. 14, 1939 | L.A. Wilkie | Compound abrading and brazing machine | metal cutting bandsaws |
| 2,180,079 | Nov. 14, 1939 | L.A. Wilkie | Convertible sawing and abrading machine | metal cutting bandsaws |
| 2,192,788 | Mar. 05, 1940 | T. Grob, B. Grob | Filing Machine | filing machines |
| 2,204,840 | Jun. 18, 1940 | L.A. Wilkie | Convertible filing machine | filing machines |
| 2,208,543 | Jul. 16, 1940 | B. Grob | Endless Abrasive Device | filing machines |
| 2,322,684 | Jun. 22, 1943 | T. Grob, B. Grob | Machine Tool | filing machines |
| 2,372,553 | Mar. 27, 1945 | L. Coddington | File band | metal cutting bandsaw blades |
| 2,431,605 | Nov. 25, 1947 | W.B. Boice | Endless band tool | sawblades |
